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• 2m Quad Turnstile Antenna
  
  The loops are made of 10 mm round aluminum tube No bending pliers was used ...
  [ Hits: 207 | Votes: 0 | Rating: 0 ]
• Lightweight 144 MHz Yagi antenna - VK3YY  ^updated
  
  A Lightweight 2m Yagi for SOTA The boom is 20mm PVC electrical conduit and the ...
  [ Hits: 180 | Votes: 1 | Rating: 4 ]

• The Ugly MacGyver 6 meter J-pole Antenna
  
  Essentially a J pole is a 1 2 wave resonant antenna connected to a quarter ...
  [ Hits: 202 | Votes: 0 | Rating: 0 ]

• Modeling an 80/40/20M Fan Dipole for DX - W1DYJ
  
  An interesting presentation of a real multiband Fan Dipole antenna optimized for better DX operation ...
  [ Hits: 542 | Votes: 2 | Rating: 5.5 ]

• Halo Antenna for 50 MHz - kk5jy
  
  The antenna described in this article is for 50 MHz but the design can be ...
  [ Hits: 302 | Votes: 0 | Rating: 0 ]

• A Practical, 5-Band Homebrew Wire Beam - N4KC
  
  A Practical, 5-Band Homebrew Wire Beam the Upside-Down Umbrella
  [ Hits: 273 | Votes: 1 | Rating: 9 ]
• Spiderbeam VS Hex Beam - DJ0IP
  
  Differences of Hex Beam and Spiderbeam antennas designs performance and measurements rotor considerations when using ...
  [ Hits: 411 | Votes: 6 | Rating: 9.67 ]

• ZS6KMD 20-40m Multiband Dipole - ZS6KMD
  
  The dipole shown in this document is installed in an inverted Vee configuration with two ...
  [ Hits: 539 | Votes: 0 | Rating: 0 ]

• Quad for 10 and 15 meters - KA3PDM
  
  A light and sturdy Quad for 10 and 15 meters Basic Quad antenna design considerations ...
  [ Hits: 338 | Votes: 0 | Rating: 0 ]

• Linear Loaded Dipole for 15m and 20m - 9V1KG
  
  A small dipole antenna installed inside a balcony This linear loaded short dipole antenna has ...
  [ Hits: 625 | Votes: 2 | Rating: 4.5 ]

• Double Quad Antenna for VHF UHF - IW5EDI
  
  The structure of this dual band VHF UHF antenna is very simple It consists of ...
  [ Hits: 248 | Votes: 6 | Rating: 6.33 ]

• Recognition of CW signs at different listening levels and frequencies - PubMed
  
  The recognition of telegraphy masked by noise at 40 and 80 signs min telegraphy speed ...
  [ Hits: 81 | Votes: 1 | Rating: 7 ]
• Learn Morse Code by GW6ITJ - GW6ITJ
  
  A multi section article on learning the morse code for beginners The article include a ...
  [ Hits: 166 | Votes: 1 | Rating: 10 ]

• Remote CW Key Project - IW7DMH
  
  A simple DIY project for a remote cw key connected to your Flex Rig actually ...
  [ Hits: 126 | Votes: 0 | Rating: 0 ]

• FLEX-6400M DSP Review - N9EWO
  
  A guest review of the FLEX 6400M DSP HF Trasnceiver considering just the receiver part ...
  [ Hits: 136 | Votes: 0 | Rating: 0 ]

• 2.3GHz to 432MHz RX converter for FT-817 - DL5NEG
  
  A very small receiver converter that can be plugged to the backside of the battery ...
  [ Hits: 223 | Votes: 3 | Rating: 1.67 ]

• BX-184 – An MH-31 microphone integrated voice keyer - dh8bqa
  
  A voice keyer kit available on the marker in two models BX 184 is the ...
  [ Hits: 216 | Votes: 0 | Rating: 0 ]

• Royal Communications International, Inc. - Royal Com
  
  Since 1988 Royal Communications International has been supplying communications equipment designed for the military professional ...
  [ Hits: 140 | Votes: 0 | Rating: 0 ]

• Antenna Switch - N6DLH
  
  An home made antenna switch with a Dummy Load selector If you forget the radio ...
  [ Hits: 325 | Votes: 3 | Rating: 8 ]

• The G4AON SSB Transmitter - G4AON
  
  This transmitter covers the 160 80 40 and 20 metre bands and provides both SSB ...
  [ Hits: 181 | Votes: 2 | Rating: 9.5 ]

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